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Finding the Third Proportional to 3,190,048.31 and 7,000,109.44

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Solution

The third proportional to 3,190,048.31 and 7,000,109.44 is: 15,360,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,048.31 : 7,000,109.44 = 7,000,109.44 : x
  2. Step 2: Convert to fraction form
    3,190,048.31/7,000,109.44 = 7,000,109.44/x
  3. Step 3: Cross multiply
    3,190,048.31x = 7,000,109.44 × 7,000,109.44
  4. Step 4: Simplify right side
    3,190,048.31x = 49,001,532,136,976.56
  5. Step 5: Solve for x
    x = 49,001,532,136,976.56/3,190,048.31
  6. Step 6: Final answer
    x = 15,360,749.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.